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AT Protocol Reference
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Core Architecture
AppViews
Personal Data Servers
User repository and network entry point
Relays
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Opinionated Services
Feed Generators
Labels
Labelers
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Identifiers
Handles
Decentralized Identifiers (DIDs)
Content Identifiers (CIDs)
Namespaced Identifiers (NSIDs)
Timestamp Identifiers (TIDs)
AT URIs
DID:PLC
DID:WEB
Record Keys (rkeys)
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Networking
Firehose
Event Streams
OAuth
App Passwords
WebSocket
XPRC
Jetstream
Session
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Data
Blobs
Records
Merkle Search Tree (MST)
Lexicons
CAR File Format
Collection
Data Repositories
DAG-CBOR
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Cryptography
Rotation Keys
Signing Keys
NIST P256
NIST K256
Messaging Layer Security (MLS)
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Moderation
Ozone
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Community
Implementations
Libraries
Tools
Lore